3K2H - Sequence, Chains, Asymmetric and Biological Units

• Title: CO-CRYSTAL STRUCTURE OF DIHYDROFOLATE REDUCTASE/THYMIDYLATE FROM BABESIA BOVIS WITH DUMP, PEMETREXED AND NADP
• Keywords: NIAID, SSGCID, SEATTLE STRUCTURAL GENOMICS CENTER FOR INFECT DISEASE, ALIMTA, FOLIC ACID ANALOG, THYA, FOLATE ANTIMETABO TIC-BORNE PARASITIC PROTOZOAN, BABESIOSIS, MALARIA-LIKE DIS METHYLTRANSFERASE, TRANSFERASE
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	3K2H	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	DIHYDROFOLATE REDUCTASE/THYMIDYLATE SYNTHASE	A	503	3994	0
2	Protein	DIHYDROFOLATE REDUCTASE/THYMIDYLATE SYNTHASE	B	503	4007	0
3	Ligand	DIHYDROFOLATE REDUCTASE/THYMIDYLATE SYNTHASE	A	6	0	138
4	Ligand	DIHYDROFOLATE REDUCTASE/THYMIDYLATE SYNTHASE	B	7	0	142
5	Water			727	0	727
total				1746	8001	1007

Proteins

Unit 1

SER 4 TYR 5 GLU 6 GLY 7 CYS 8 GLY 9 ASP 10 LEU 11 THR 12 ILE 13 PHE 14 VAL 15 ALA 16 VAL 17 ALA 18 LEU 19 ASN 20 LYS 21 VAL 22 ILE 23 GLY 24 HIS 25 LYS 26 ASN 27 GLN 28 ILE 29 PRO 30 TRP 31 PRO 32 HIS 33 ILE 34 THR 35 HIS 36 ASP 37 PHE 38 ARG 39 PHE 40 LEU 41 ARG 42 ASN 43 GLY 44 THR 45 THR 46 TYR 47 ILE 48 PRO 49 PRO 50 GLU 51 VAL 52 LEU 53 SER 54 LYS 55 ASN 56 PRO 57 ASP 58 ILE 59 GLN 60 ASN 61 VAL 62 VAL 63 ILE 64 PHE 65 GLY 66 ARG 67 LYS 68 THR 69 TYR 70 GLU 71 SER 72 ILE 73 PRO 74 LYS 75 ALA 76 SER 77 LEU 78 PRO 79 LEU 80 LYS 81 ASN 82 ARG 83 ILE 84 ASN 85 VAL 86 ILE 87 LEU 88 SER 89 ARG 90 THR 91 VAL 92 LYS 93 GLU 94 VAL 95 PRO 96 GLY 97 CYS 98 LEU 99 VAL 100 TYR 101 GLU 102 ASP 103 LEU 104 SER 105 THR 106 ALA 107 ILE 108 ARG 109 ASP 110 LEU 111 ARG 112 ALA 113 ASN 114 VAL 115 PRO 116 HIS 117 ASN 118 LYS 119 ILE 120 PHE 121 ILE 122 LEU 123 GLY 124 GLY 125 SER 126 PHE 127 LEU 128 TYR 129 LYS 130 GLU 131 VAL 132 LEU 133 ASP 134 ASN 135 GLY 136 LEU 137 CYS 138 ASP 139 LYS 140 ILE 141 TYR 142 LEU 143 THR 144 ARG 145 LEU 146 ASN 147 LYS 148 GLU 149 TYR 150 PRO 151 GLY 152 ASP 153 THR 154 TYR 155 PHE 156 PRO 157 ASP 158 ILE 159 PRO 160 ASP 161 THR 162 PHE 163 GLU 164 ILE 165 THR 166 ALA 167 ILE 168 SER 169 PRO 170 THR 171 PHE 172 SER 173 THR 174 ASP 175 PHE 176 VAL 177 SER 178 TYR 179 ASP 180 PHE 181 VAL 182 ILE 183 TYR 184 GLU 185 ARG 186 LYS 187 ASP 188 CYS 189 LYS 190 PRO 196 PRO 197 PHE 198 ASP 199 GLN 200 LEU 201 LEU 202 MET 203 THR 204 GLY 205 THR 206 ASP 207 ILE 208 SER 209 VAL 210 PRO 211 LYS 212 PRO 213 LYS 214 TYR 215 VAL 216 ALA 217 CYS 218 PRO 219 GLY 220 VAL 221 ARG 222 ILE 223 ARG 224 ASN 225 HIS 226 GLU 227 GLU 228 PHE 229 GLN 230 TYR 231 LEU 232 ASP 233 ILE 234 LEU 235 ALA 236 ASP 237 VAL 238 LEU 239 SER 240 HIS 241 GLY 242 VAL 243 LEU 244 LYS 245 PRO 246 ASN 247 ARG 248 THR 249 GLY 250 THR 251 ASP 252 ALA 253 TYR 254 SER 255 LYS 256 PHE 257 GLY 258 TYR 259 GLN 260 MET 261 ARG 262 PHE 263 ASP 264 LEU 265 SER 266 ARG 267 SER 268 PHE 269 PRO 270 LEU 271 LEU 272 THR 273 THR 274 LYS 275 LYS 276 VAL 277 ALA 278 LEU 279 ARG 280 SER 281 ILE 282 ILE 283 GLU 284 GLU 285 LEU 286 LEU 287 TRP 288 PHE 289 ILE 290 LYS 291 GLY 292 SER 293 THR 294 ASN 295 GLY 296 ASN 297 ASP 298 LEU 299 LEU 300 ALA 301 LYS 302 ASN 303 VAL 304 ARG 305 ILE 306 TRP 307 GLU 308 LEU 309 ASN 310 GLY 311 ARG 312 ARG 313 ASP 314 PHE 315 LEU 316 ASP 317 LYS 318 ASN 319 GLY 320 PHE 321 THR 322 ASP 323 ARG 324 GLU 325 GLU 326 HIS 327 ASP 328 LEU 329 GLY 330 PRO 331 ILE 332 TYR 333 GLY 334 PHE 335 GLN 336 TRP 337 ARG 338 HIS 339 PHE 340 GLY 341 ALA 342 GLU 343 TYR 344 LEU 345 ASP 346 MET 347 HIS 348 ALA 349 ASP 350 TYR 351 THR 352 GLY 353 LYS 354 GLY 355 ILE 356 ASP 357 GLN 358 LEU 359 ALA 360 GLU 361 ILE 362 ILE 363 ASN 364 ARG 365 ILE 366 LYS 367 THR 368 ASN 369 PRO 370 ASN 371 ASP 372 ARG 373 ARG 374 LEU 375 ILE 376 VAL 377 CYS 378 SER 379 TRP 380 ASN 381 VAL 382 SER 383 ASP 384 LEU 385 LYS 386 LYS 387 MET 388 ALA 389 LEU 390 PRO 391 PRO 392 CYS 393 HIS 394 CYS 395 PHE 396 PHE 397 GLN 398 PHE 399 TYR 400 VAL 401 SER 402 ASP 403 ASN 404 LYS 405 LEU 406 SER 407 CYS 408 MET 409 MET 410 HIS 411 GLN 412 ARG 413 SER 414 CYS 415 ASP 416 LEU 417 GLY 418 LEU 419 GLY 420 VAL 421 PRO 422 PHE 423 ASN 424 ILE 425 ALA 426 SER 427 TYR 428 SER 429 ILE 430 LEU 431 THR 432 ALA 433 MET 434 VAL 435 ALA 436 GLN 437 VAL 438 CYS 439 GLY 440 LEU 441 GLY 442 LEU 443 GLY 444 GLU 445 PHE 446 VAL 447 HIS 448 ASN 449 LEU 450 ALA 451 ASP 452 ALA 453 HIS 454 ILE 455 TYR 456 VAL 457 ASP 458 HIS 459 VAL 460 ASP 461 ALA 462 VAL 463 THR 464 THR 465 GLN 466 ILE 467 ALA 468 ARG 469 ILE 470 PRO 471 HIS 472 PRO 473 PHE 474 PRO 475 ARG 476 LEU 477 ARG 478 LEU 479 ASN 480 PRO 481 ASP 482 ILE 483 ARG 484 ASN 485 ILE 486 GLU 487 ASP 488 PHE 489 THR 490 ILE 491 ASP 492 ASP 493 ILE 494 VAL 495 VAL 496 GLU 497 ASP 498 TYR 499 VAL 500 SER 501 HIS 502 PRO 503 PRO 504 ILE 505 PRO 506 MET 507 ALA 508 MET 509 SER 510 ALA 511

Unit 2

SER 4 TYR 5 GLU 6 GLY 7 CYS 8 GLY 9 ASP 10 LEU 11 THR 12 ILE 13 PHE 14 VAL 15 ALA 16 VAL 17 ALA 18 LEU 19 ASN 20 LYS 21 VAL 22 ILE 23 GLY 24 HIS 25 LYS 26 ASN 27 GLN 28 ILE 29 PRO 30 TRP 31 PRO 32 HIS 33 ILE 34 THR 35 HIS 36 ASP 37 PHE 38 ARG 39 PHE 40 LEU 41 ARG 42 ASN 43 GLY 44 THR 45 THR 46 TYR 47 ILE 48 PRO 49 PRO 50 GLU 51 VAL 52 LEU 53 SER 54 LYS 55 ASN 56 PRO 57 ASP 58 ILE 59 GLN 60 ASN 61 VAL 62 VAL 63 ILE 64 PHE 65 GLY 66 ARG 67 LYS 68 THR 69 TYR 70 GLU 71 SER 72 ILE 73 PRO 74 LYS 75 ALA 76 SER 77 LEU 78 PRO 79 LEU 80 LYS 81 ASN 82 ARG 83 ILE 84 ASN 85 VAL 86 ILE 87 LEU 88 SER 89 ARG 90 THR 91 VAL 92 LYS 93 GLU 94 VAL 95 PRO 96 GLY 97 CYS 98 LEU 99 VAL 100 TYR 101 GLU 102 ASP 103 LEU 104 SER 105 THR 106 ALA 107 ILE 108 ARG 109 ASP 110 LEU 111 ARG 112 ALA 113 ASN 114 VAL 115 PRO 116 HIS 117 ASN 118 LYS 119 ILE 120 PHE 121 ILE 122 LEU 123 GLY 124 GLY 125 SER 126 PHE 127 LEU 128 TYR 129 LYS 130 GLU 131 VAL 132 LEU 133 ASP 134 ASN 135 GLY 136 LEU 137 CYS 138 ASP 139 LYS 140 ILE 141 TYR 142 LEU 143 THR 144 ARG 145 LEU 146 ASN 147 LYS 148 GLU 149 TYR 150 PRO 151 GLY 152 ASP 153 THR 154 TYR 155 PHE 156 PRO 157 ASP 158 ILE 159 PRO 160 ASP 161 THR 162 PHE 163 GLU 164 ILE 165 THR 166 ALA 167 ILE 168 SER 169 PRO 170 THR 171 PHE 172 SER 173 THR 174 ASP 175 PHE 176 VAL 177 SER 178 TYR 179 ASP 180 PHE 181 VAL 182 ILE 183 TYR 184 GLU 185 ARG 186 LYS 187 ASP 188 CYS 189 LYS 190 PRO 196 PRO 197 PHE 198 ASP 199 GLN 200 LEU 201 LEU 202 MET 203 THR 204 GLY 205 THR 206 ASP 207 ILE 208 SER 209 VAL 210 PRO 211 LYS 212 PRO 213 LYS 214 TYR 215 VAL 216 ALA 217 CYS 218 PRO 219 GLY 220 VAL 221 ARG 222 ILE 223 ARG 224 ASN 225 HIS 226 GLU 227 GLU 228 PHE 229 GLN 230 TYR 231 LEU 232 ASP 233 ILE 234 LEU 235 ALA 236 ASP 237 VAL 238 LEU 239 SER 240 HIS 241 GLY 242 VAL 243 LEU 244 LYS 245 PRO 246 ASN 247 ARG 248 THR 249 GLY 250 THR 251 ASP 252 ALA 253 TYR 254 SER 255 LYS 256 PHE 257 GLY 258 TYR 259 GLN 260 MET 261 ARG 262 PHE 263 ASP 264 LEU 265 SER 266 ARG 267 SER 268 PHE 269 PRO 270 LEU 271 LEU 272 THR 273 THR 274 LYS 275 LYS 276 VAL 277 ALA 278 LEU 279 ARG 280 SER 281 ILE 282 ILE 283 GLU 284 GLU 285 LEU 286 LEU 287 TRP 288 PHE 289 ILE 290 LYS 291 GLY 292 SER 293 THR 294 ASN 295 GLY 296 ASN 297 ASP 298 LEU 299 LEU 300 ALA 301 LYS 302 ASN 303 VAL 304 ARG 305 ILE 306 TRP 307 GLU 308 LEU 309 ASN 310 GLY 311 ARG 312 ARG 313 ASP 314 PHE 315 LEU 316 ASP 317 LYS 318 ASN 319 GLY 320 PHE 321 THR 322 ASP 323 ARG 324 GLU 325 GLU 326 HIS 327 ASP 328 LEU 329 GLY 330 PRO 331 ILE 332 TYR 333 GLY 334 PHE 335 GLN 336 TRP 337 ARG 338 HIS 339 PHE 340 GLY 341 ALA 342 GLU 343 TYR 344 LEU 345 ASP 346 MET 347 HIS 348 ALA 349 ASP 350 TYR 351 THR 352 GLY 353 LYS 354 GLY 355 ILE 356 ASP 357 GLN 358 LEU 359 ALA 360 GLU 361 ILE 362 ILE 363 ASN 364 ARG 365 ILE 366 LYS 367 THR 368 ASN 369 PRO 370 ASN 371 ASP 372 ARG 373 ARG 374 LEU 375 ILE 376 VAL 377 CYS 378 SER 379 TRP 380 ASN 381 VAL 382 SER 383 ASP 384 LEU 385 LYS 386 LYS 387 MET 388 ALA 389 LEU 390 PRO 391 PRO 392 CYS 393 HIS 394 CYS 395 PHE 396 PHE 397 GLN 398 PHE 399 TYR 400 VAL 401 SER 402 ASP 403 ASN 404 LYS 405 LEU 406 SER 407 CYS 408 MET 409 MET 410 HIS 411 GLN 412 ARG 413 SER 414 CYS 415 ASP 416 LEU 417 GLY 418 LEU 419 GLY 420 VAL 421 PRO 422 PHE 423 ASN 424 ILE 425 ALA 426 SER 427 TYR 428 SER 429 ILE 430 LEU 431 THR 432 ALA 433 MET 434 VAL 435 ALA 436 GLN 437 VAL 438 CYS 439 GLY 440 LEU 441 GLY 442 LEU 443 GLY 444 GLU 445 PHE 446 VAL 447 HIS 448 ASN 449 LEU 450 ALA 451 ASP 452 ALA 453 HIS 454 ILE 455 TYR 456 VAL 457 ASP 458 HIS 459 VAL 460 ASP 461 ALA 462 VAL 463 THR 464 THR 465 GLN 466 ILE 467 ALA 468 ARG 469 ILE 470 PRO 471 HIS 472 PRO 473 PHE 474 PRO 475 ARG 476 LEU 477 ARG 478 LEU 479 ASN 480 PRO 481 ASP 482 ILE 483 ARG 484 ASN 485 ILE 486 GLU 487 ASP 488 PHE 489 THR 490 ILE 491 ASP 492 ASP 493 ILE 494 VAL 495 VAL 496 GLU 497 ASP 498 TYR 499 VAL 500 SER 501 HIS 502 PRO 503 PRO 504 ILE 505 PRO 506 MET 507 ALA 508 MET 509 SER 510 ALA 511

Ligands

Unit 3	UMP 512 LYA 513 LYA 514 NAP 515 EDO 516 EDO 517
Unit 4	UMP 512 LYA 513 LYA 514 NAP 515 EDO 516 EDO 517 EDO 518